The _ sub-layer of the Data Link layer defines the media access method and
provides a unique identifier for the network card.
A(n) _ address is a 48-bit address represented as a 12-digit hexadecimal number
given to each network card during production.
By default, a Cisco router's host name is _.
_ contains the working copy of the current Cisco IOS and is the component that
initializes the IOS for normal router operations.
The command _ displays the current startup configuration file
Which of the following lists the layers of the OSI model from layer
7 to layer 1?
2. Data Link
The _ layer is responsible for finding the best path to
route packets within an in
Two computers connected by a wire form a network.
In 1954, the International Organization for Standardization (ISO) presented the Open
Systems Interconnection (OSI) model.
Computers must use a common protocol to communicate properly.
Routers operate at the Application layer of the OSI reference model.
In addition to the AUX and the console ports, you can use five virtual terminals (VTY) to
configure a Cisco router.
The system configuration dialog presents a series of prompt
The TCP/IP model explains how the protocol suite works to
The Trivial File Transfer Protocol (TFTP) sends data using a
Both TCP and UDP use port numbers for communications
Which of the following best describes the Presentation layer?
Translates, encrypts, or prepares data from the Application layer for network transmission.
Which of the following best describes the Network layer?
Handles routing information for data packets
The editing command _ moves the cursor to the end of the current line.
The editing command _ moves the cursor one character to the right.
The _ command is typically used as a legal means of warning anyone who
accesses the banner that they wi